Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.40
Milk (kg) -236.00 -0.014 3.30
Fat (kg) 6.24 -0.375 -2.34
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index 4.27
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.60 1.117 1.79
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.66
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.85 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 12.25

* Based on an €80/tonne carbon price